Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Guilligomarc'h, Finistère, Brittany, France

mindat Locality ID: 285223
mindat URL: http://www.mindat.org/loc-285223.html

Tectonic Settings:

Total number of sublocalities beneath "Guilligomarc'h, Finistère, Brittany, France": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Le Stang Quarry

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Calcite	Copper	Fluorite	Gypsum	Marcasite	Nickeline	None	Not in a structural group	Pyrite	Quartz
Sphalerite

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al C Ca Ce F Fe H O P S Si Ti Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Copper Fluorite Gypsum Marcasite Nickeline None Not in a structural group Pyrite Quartz
Sphalerite

12 IMA Minerals at location:

Anatase ()*	Cacoxenite ()*	Fluorite ()*	Gypsum ()*	Marcasite ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Röntgenite-(Ce) ()*	Siderite ()*
Silver ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anatase ()*	Not in a structural group	TiO₂	1	52775	2162
Cacoxenite ()*	None	Fe³⁺₂₄AlO₆(PO₄)₁₇(OH)₁₂·75H₂O	1	52775	280
Fluorite ()*	Fluorite	CaF₂	1	52775	9617
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	52775	6890
Marcasite ()*	Marcasite	FeS₂	1	52775	5674
Pyrite ()*	Pyrite	FeS₂	1	52775	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	52775	9056
Quartz ()*	Quartz	SiO₂	1	52775	61156
Röntgenite-(Ce) ()*	None	Ca₂Ce₃(CO₃)₅F₃	1	52775	15
Siderite ()*	Calcite	Fe(CO₃)	1	52775	6417
Silver ()*	Copper	Ag	1	52775	5186
Sphalerite ()*	Sphalerite	ZnS	1	52775	21482

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...